<!DOCTYPE html><html><head>
  <title>NEGATED universal selector with universal namespace</title>
  <style type="text/css">@namespace html url(http://www.w3.org/1999/xhtml);
@namespace a url(http://www.example.org/a);
@namespace b url(http://www.example.org/b);
div.stub > *|* { background-color : lime ; display : block ;
                 margin-bottom : 1em }
div.stub > *|*:not(*|*) { background-color : red }
/* yes, the rule just above selects nothing... That's the point */
</style>
  <link rel="author" title="Daniel Glazman" href="http://glazman.org/">
  <link rel="help" href="https://www.w3.org/TR/css3-selectors/#selectors"> <!-- bogus link to make sure it gets found -->
  <link rel="match" href="reference/this-address-p-p-p-lime-background.xht">
  <meta name="flags" content=" namespace">
 </head>
 <body>
<div class="stub">
<address>This address should have a green background</address>
<s xmlns="http://www.example.org/b">This paragraph should have a green background</s>
<t xmlns="">This paragraph should have a green background</t>
<u xmlns="http://www.example.org/a">This paragraph should have a green background</u>
</div>

</body></html>